202220001200120 has 32 divisors (see below), whose sum is σ = 454995895695120. Its totient is φ = 80887841725440.

The previous prime is 202220001199981. The next prime is 202220001200123. The reversal of 202220001200120 is 21002100022202.

It is a junction number, because it is equal to n+sod(n) for n = 202220001200095 and 202220001200104.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (202220001200123) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16859144 + ... + 26242536.

Almost surely, 2^{202220001200120} is an apocalyptic number.

202220001200120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

202220001200120 is an abundant number, since it is smaller than the sum of its proper divisors (252775894495000).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

202220001200120 is a wasteful number, since it uses less digits than its factorization.

202220001200120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9922175 (or 9922171 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 202220001200120 its reverse (21002100022202), we get a palindrome (223222101222322).

The spelling of 202220001200120 in words is "two hundred two trillion, two hundred twenty billion, one million, two hundred thousand, one hundred twenty".